Physics and Mathematics

2,524 topics in this forum

1. A Geometric Mental Exercise

   By KALSTER, July 22, 2008
   • 3 replies
   • 1.2k views
   • 
   • KALSTER
   • August 4, 2008

2. Is This a Subtle but Completely Legitimate Redefinition, Bewildering Magic or Paradox

   By Shubee, July 30, 2008
   • 0 replies
   • 844 views
   • 
   • Shubee
   • July 30, 2008

3. Universal time constant 1 2 3

   By Moontanman, June 10, 2008
   • 37 replies
   • 5.5k views
   • 
   • raymond723
   • July 30, 2008

4. Unit of Energy

   By Nitack, July 2, 2008
   • 6 replies
   • 1k views
   • 
   • raymond723
   • July 30, 2008

5. My fathers warped space consept

   By phillip1882, July 21, 2008
   • 2 replies
   • 923 views
   • 
   • Nootropic
   • July 21, 2008

6. Cryogenics: Very Low Temperature Physics; Implications

   By coldcreation, July 17, 2008
   • 5 replies
   • 5.2k views
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   • coldcreation
   • July 21, 2008

7. Poisson and gaussian (or normal) distribution

   By sanctus, July 16, 2008
   • 1 reply
   • 3.5k views
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   • Pyrotex
   • July 18, 2008

8. Why do heavenly bodies spin?

   By paigetheoracle, July 2, 2008
   • 15 replies
   • 6.8k views
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   • paigetheoracle
   • July 8, 2008

9. Real Life Star Destroyer 1 2

   By JoeRoccoCassara, July 2, 2008
   • 25 replies
   • 8.8k views
   • 
   • Overdog
   • July 4, 2008

10. Nothingness 1 2

    By LJP07, June 25, 2008
    • 20 replies
    • 2.6k views
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    • CHADS
    • June 27, 2008

11. That Time Problem?? 1 2

    By LJP07, June 19, 2008
    • 23 replies
    • 3.3k views
    • 
    • Southtown
    • June 27, 2008

12. Magic?

    By firebladeiii, June 26, 2008
    • 3 replies
    • 750 views
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    • GAHD
    • June 26, 2008

13. Equal and opposite reaction

    By E=mc?, June 4, 2008
    • 13 replies
    • 4k views
    • 
    • Moontanman
    • June 24, 2008

14. Alternative energy sources

    By Moontanman, June 20, 2008
    • 4 replies
    • 1.2k views
    • 
    • Moontanman
    • June 22, 2008

15. Hydrogen Product By Photovoltaic Electolytic Cell 1 2 3 4

    By Turtle, November 18, 2007
    • 56 replies
    • 9.3k views
    • 
    • modest
    • June 20, 2008

16. Thermodynamic Entropy is what physical occurance?

    By James Putnam, June 16, 2008
    • 13 replies
    • 2k views
    • 
    • sanctus
    • June 18, 2008

17. Math Problem ..Help Genius.

    By CHADS, June 14, 2008
    • 6 replies
    • 995 views
    • 
    • CHADS
    • June 17, 2008

18. The Untestable Einstein

    By Shubee, June 15, 2008
    • 1 reply
    • 837 views
    • 
    • Pyrotex
    • June 16, 2008

19. Plasma Physics colleges in or around PA?

    By php111, June 12, 2008
    • 5 replies
    • 1.1k views
    • 
    • Nootropic
    • June 15, 2008

20. Invisibility?

    By iamthecalvinator, June 5, 2008
    • 4 replies
    • 965 views
    • 
    • Moontanman
    • June 14, 2008

21. Much ado about scientific notation 1 2

    By InfiniteNow, June 2, 2008
    • 20 replies
    • 3.2k views
    • 
    • InfiniteNow
    • June 13, 2008

22. Intergration

    By pigeon_soup, June 12, 2008
    • 7 replies
    • 976 views
    • 
    • Nootropic
    • June 13, 2008

23. FTL Communication 1 2 3 4

    By Moontanman, June 4, 2008
    • 63 replies
    • 7.1k views
    • 
    • Overdog
    • June 8, 2008

24. Is time travel possible? (vis a vis the Grandfather Paradox) 1 2 3

    By CraigD, September 23, 2005
    • 41 replies
    • 5k views
    • 
    • Jon13
    • June 7, 2008

25. Living Computers solve complex math problem

    By Michaelangelica, June 3, 2008
    • 3 replies
    • 969 views
    • 
    • Overdog
    • June 6, 2008